American Psychological Association. (2002). Publication Manual of the American Psychological Association (quinta edición.). American Psychological Association.
Chicago-viite (17. p.)American Psychological Association. Publication Manual of the American Psychological Association. quinta edición. Washington D.C: American Psychological Association, 2002.
MLA-viite (9. p.)American Psychological Association. Publication Manual of the American Psychological Association. quinta edición. American Psychological Association, 2002.
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